Sacramento River Flood Control System
57.7 هزار بار بازدید -
9 سال پیش
-
The U.S. Army Corps of
The U.S. Army Corps of Engineers, State of California and local agencies manage one of the world’s largest, most complex flood risk management systems. Learn how it helps prevent flooding in California, particularly the Sacramento region, and what upgrades are still needed.
9 سال پیش
در تاریخ 1394/09/16 منتشر شده
است.
57,763
بـار بازدید شده